vulkan: Re-add Windows patch to fix static library use

Fixes #43105.
This commit is contained in:
Rémi Verschelde 2020-10-26 23:30:47 +01:00
parent 7b27dccbe0
commit 9000db505e
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GPG key ID: C3336907360768E1
4 changed files with 77 additions and 1 deletions

View file

@ -7849,7 +7849,7 @@ out:
return result;
}
#if defined(_WIN32)
#if defined(_WIN32) && defined(LOADER_DYNAMIC_LIB)
BOOL WINAPI DllMain(HINSTANCE hinst, DWORD reason, LPVOID reserved) {
switch (reason) {
case DLL_PROCESS_ATTACH:

View file

@ -428,6 +428,9 @@ static inline void loader_init_dispatch(void *obj, const void *data) {
// Global variables used across files
extern struct loader_struct loader;
extern THREAD_LOCAL_DECL struct loader_instance *tls_instance;
#if defined(_WIN32) && !defined(LOADER_DYNAMIC_LIB)
extern LOADER_PLATFORM_THREAD_ONCE_DEFINITION(once_init);
#endif
extern loader_platform_thread_mutex loader_lock;
extern loader_platform_thread_mutex loader_json_lock;
extern loader_platform_thread_mutex loader_preload_icd_lock;

View file

@ -368,9 +368,25 @@ typedef HANDLE loader_platform_thread;
// The once init functionality is not used when building a DLL on Windows. This is because there is no way to clean up the
// resources allocated by anything allocated by once init. This isn't a problem for static libraries, but it is for dynamic
// ones. When building a DLL, we use DllMain() instead to allow properly cleaning up resources.
#if defined(LOADER_DYNAMIC_LIB)
#define LOADER_PLATFORM_THREAD_ONCE_DECLARATION(var)
#define LOADER_PLATFORM_THREAD_ONCE_DEFINITION(var)
#define LOADER_PLATFORM_THREAD_ONCE(ctl, func)
#else
#define LOADER_PLATFORM_THREAD_ONCE_DECLARATION(var) INIT_ONCE var = INIT_ONCE_STATIC_INIT;
#define LOADER_PLATFORM_THREAD_ONCE_DEFINITION(var) INIT_ONCE var;
#define LOADER_PLATFORM_THREAD_ONCE(ctl, func) loader_platform_thread_once_fn(ctl, func)
static BOOL CALLBACK InitFuncWrapper(PINIT_ONCE InitOnce, PVOID Parameter, PVOID *Context) {
void (*func)(void) = (void (*)(void))Parameter;
func();
return TRUE;
}
static void loader_platform_thread_once_fn(void *ctl, void (*func)(void)) {
assert(func != NULL);
assert(ctl != NULL);
InitOnceExecuteOnce((PINIT_ONCE)ctl, InitFuncWrapper, (void *)func, NULL);
}
#endif
// Thread IDs:
typedef DWORD loader_platform_thread_id;

View file

@ -0,0 +1,57 @@
diff --git a/thirdparty/vulkan/loader/loader.c b/thirdparty/vulkan/loader/loader.c
index 87d08d5116..c7cdb47122 100644
--- a/thirdparty/vulkan/loader/loader.c
+++ b/thirdparty/vulkan/loader/loader.c
@@ -7330,7 +7330,7 @@ out:
return result;
}
-#if defined(_WIN32)
+#if defined(_WIN32) && defined(LOADER_DYNAMIC_LIB)
BOOL WINAPI DllMain(HINSTANCE hinst, DWORD reason, LPVOID reserved) {
switch (reason) {
case DLL_PROCESS_ATTACH:
diff --git a/thirdparty/vulkan/loader/loader.h b/thirdparty/vulkan/loader/loader.h
index 5e9495521b..56745a968d 100644
--- a/thirdparty/vulkan/loader/loader.h
+++ b/thirdparty/vulkan/loader/loader.h
@@ -420,6 +420,9 @@ static inline void loader_init_dispatch(void *obj, const void *data) {
// Global variables used across files
extern struct loader_struct loader;
extern THREAD_LOCAL_DECL struct loader_instance *tls_instance;
+#if defined(_WIN32) && !defined(LOADER_DYNAMIC_LIB)
+extern LOADER_PLATFORM_THREAD_ONCE_DEFINITION(once_init);
+#endif
extern loader_platform_thread_mutex loader_lock;
extern loader_platform_thread_mutex loader_json_lock;
diff --git a/thirdparty/vulkan/loader/vk_loader_platform.h b/thirdparty/vulkan/loader/vk_loader_platform.h
index 7824e35d6b..62e8e3ae09 100644
--- a/thirdparty/vulkan/loader/vk_loader_platform.h
+++ b/thirdparty/vulkan/loader/vk_loader_platform.h
@@ -330,9 +330,25 @@ typedef HANDLE loader_platform_thread;
// The once init functionality is not used when building a DLL on Windows. This is because there is no way to clean up the
// resources allocated by anything allocated by once init. This isn't a problem for static libraries, but it is for dynamic
// ones. When building a DLL, we use DllMain() instead to allow properly cleaning up resources.
+#if defined(LOADER_DYNAMIC_LIB)
#define LOADER_PLATFORM_THREAD_ONCE_DECLARATION(var)
#define LOADER_PLATFORM_THREAD_ONCE_DEFINITION(var)
#define LOADER_PLATFORM_THREAD_ONCE(ctl, func)
+#else
+#define LOADER_PLATFORM_THREAD_ONCE_DECLARATION(var) INIT_ONCE var = INIT_ONCE_STATIC_INIT;
+#define LOADER_PLATFORM_THREAD_ONCE_DEFINITION(var) INIT_ONCE var;
+#define LOADER_PLATFORM_THREAD_ONCE(ctl, func) loader_platform_thread_once_fn(ctl, func)
+static BOOL CALLBACK InitFuncWrapper(PINIT_ONCE InitOnce, PVOID Parameter, PVOID *Context) {
+ void (*func)(void) = (void (*)(void))Parameter;
+ func();
+ return TRUE;
+}
+static void loader_platform_thread_once_fn(void *ctl, void (*func)(void)) {
+ assert(func != NULL);
+ assert(ctl != NULL);
+ InitOnceExecuteOnce((PINIT_ONCE)ctl, InitFuncWrapper, (void *)func, NULL);
+}
+#endif
// Thread IDs:
typedef DWORD loader_platform_thread_id;